“item difficulty index”的概念、定义、翻译、参考文献-科学参考

单词	item difficulty index
释义	item difficulty index Encyclopedia 理学【基本概念】释 item difficulty index题目难度指数测验题目难易程度的度量指标。
随便看	electric equilibrium electric equipment of rural power networks electric fence electric field [electric] field breakdown electric field breakdown electric field drift electric field exploration electric field intensity electric field line electric field mill electric field modification electric field of spherical electrode electric field scanning electric field strength electric field strength, electric field intensity electric field strength sensor electric fish barries electric fishing electric flux electric flux density electric force line electric free enthalpy electric furnace bottom tapping electric furnaces

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。